/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 *
 */
package org.apache.asyncweb.server.util;

/**
 * Something interested in receiving notifications when permits issued by a
 * <code>TimedPermitIssuer</code> exipre
 * 
 * 
 */
public interface PermitExpirationListener {

	/**
	 * Invoked when the permit associated with the specified object expires
	 * 
	 * @param o
	 *            The object for which an associated permit has expired
	 */
	public void permitExpired(Object o);

}
